A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5999-00-957-7765
NSN 6645-00-434-8793
NSN 5998-01-430-2594
NSN 6135-01-487-5336
NSN 6130-01-469-9834
NSN 6105-01-353-2240
NSN 5945-01-384-1990
NSN 5915-01-293-4583
NSN 5905-00-184-3683
NSN 5950-01-605-8762
NSN 6135-01-434-6308
NSN 6240-01-503-5404